diff --git a/app/src/main/java/io/legado/app/model/webBook/BookList.kt b/app/src/main/java/io/legado/app/model/webBook/BookList.kt
index 8c988f081..3ee11d28a 100644
--- a/app/src/main/java/io/legado/app/model/webBook/BookList.kt
+++ b/app/src/main/java/io/legado/app/model/webBook/BookList.kt
@@ -139,7 +139,7 @@ object BookList {
             }
             if (!scope.isActive) throw CancellationException()
             Debug.log(bookSource.bookSourceUrl, "┌获取书名")
-            searchBook.name = analyzeRule.getString(name)
+            searchBook.name = analyzeRule.getString(name).trim { it <= ' ' }
             Debug.log(bookSource.bookSourceUrl, "└${searchBook.name}")
             if (searchBook.name.isNotEmpty()) {
                 if (!scope.isActive) throw CancellationException()
@@ -199,7 +199,7 @@ object BookList {
         analyzeRule.setContent(item)
         if (!scope.isActive) throw CancellationException()
         Debug.log(bookSource.bookSourceUrl, "┌获取书名", log)
-        searchBook.name = analyzeRule.getString(ruleName)
+        searchBook.name = analyzeRule.getString(ruleName).trim { it <= ' ' }
         Debug.log(bookSource.bookSourceUrl, "└${searchBook.name}", log)
         if (searchBook.name.isNotEmpty()) {
             if (!scope.isActive) throw CancellationException()
diff --git a/app/src/main/java/io/legado/app/ui/widget/prefs/ColorPreference.kt b/app/src/main/java/io/legado/app/ui/widget/prefs/ColorPreference.kt
index 0ea45510f..ec4176867 100644
--- a/app/src/main/java/io/legado/app/ui/widget/prefs/ColorPreference.kt
+++ b/app/src/main/java/io/legado/app/ui/widget/prefs/ColorPreference.kt
@@ -19,6 +19,8 @@ import io.legado.app.lib.theme.ColorUtils
 class ColorPreference(context: Context, attrs: AttributeSet) : Preference(context, attrs),
     ColorPickerDialogListener {
 
+    var onSaveColor: ((color: Int) -> Boolean)? = null
+
     private val sizeNormal = 0
     private val sizeLarge = 1
 
@@ -140,6 +142,9 @@ class ColorPreference(context: Context, attrs: AttributeSet) : Preference(contex
     }
 
     override fun onColorSelected(dialogId: Int, @ColorInt color: Int) {
+        if (onSaveColor?.invoke(color) == true) {
+            return
+        }
         saveValue(color)
     }